 #ifndef __HELLO_WORLD_H__
 #define __HELLO_WORLD_H__
 
 /* Since this file will be included by uip.h, we cannot include uip.h
    here. But we might need to include uipopt.h if we need the u8_t and
    u16_t datatypes. */
 #include "uipopt.h"

 #include "psock.h"
 
 /* Next, we define the uip_tcp_appstate_t datatype. This is the state
    of our application, and the memory required for this state is
    allocated together with each TCP connection. One application state
    for each TCP connection. */
typedef struct hello_world_state {
   char inputbuffer[10];
   char name[40];
 } uip_tcp_appstate_t;

 struct psock p;

 /* Finally we define the application function to be called by uIP. */
 void hello_world_appcall(void);
 #ifndef UIP_APPCALL
 #define UIP_APPCALL hello_world_appcall
 #endif /* UIP_APPCALL */
 
 void hello_world_init(void);
 
 #endif /* __HELLO_WORLD_H__ */
 /** @} */
 /** @} */
